BISMARCK, N.D.--(BUSINESS WIRE)--Knife River Corporation (NYSE: KNF), an aggregates-based, vertically integrated construction materials and contracting services company, today announced financial results for the fourth quarter and full-year ended December 31, 2025. PERFORMANCE SUMMARY Three Months Ended December 31, Twelve Months Ended December 31, (In millions, except per share) 2025 2024 % Change 2025 2024 % Change Revenue $ 755.1 $ 657.2 15 % $ 3,146.0 $ 2,899.0 9 % Net incom.